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May
2
suggested rejected edit on Determine the derivative $\frac{dy}{dx}$ of the integral
Apr
29
suggested rejected edit on Prime number theory.
Apr
28
suggested approved edit on Prove that the product of two invertible matrices also invertible
Apr
28
suggested approved edit on The area of trapezium is given by $A=(a^2-x^2)(x+a)$. Find x for the area to be a maximum and find A max.
Apr
28
suggested approved edit on Dimension of Algebraic Variety
Apr
28
suggested approved edit on Proving a pseudo prime
Apr
22
suggested approved edit on f(x) is a function such that $\lim_{x\to0} f(x)/x=1$
Apr
11
suggested approved edit on How to prove $|x-y|\le \delta\lor |x^2-y^2|\gt \epsilon$ with the following condition?
Apr
10
suggested approved edit on Solve the PDE $\frac{\partial u}{\partial t}+\frac{\partial u}{\partial x}=x$ using Laplace transform in $t$
Mar
22
suggested approved edit on Finding the value of a trigonometric function given the value of $\tan(\alpha)\tan(\beta)$
Jan
12
suggested approved edit on integral problem - what is the quickest solution?
Sep
11
suggested approved edit on When to use which derivative expanded function?
Aug
21
suggested approved edit on Area of $A'B'C'$ is to area of $ABC$ is $\frac{(m-n)^2}{m^2+mn+n^2}$
Jun
2
suggested approved edit on Polynomial in several variables over $GF(2)$
Jun
2
suggested approved edit on If I invert the argument, should I invert the constants in the equation?
May
14
suggested rejected edit on complex nos in ellipse.
Feb
18
suggested approved edit on Does my proof about convergent sequences look ok?
Feb
17
suggested approved edit on How do I put this differential equation into mathcad 11
Feb
11
suggested approved edit on Integration of a differential that is a function of itself.
Jan
31
suggested approved edit on Little o(h) limit about h=0